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ICDE
2008
IEEE
127views Database» more  ICDE 2008»
16 years 8 months ago
Querying Data under Access Limitations
Data sources on the web are often accessible through web interfaces that present them as relational tables, but require certain attributes to be mandatorily selected, e.g., via a w...
Andrea Calì, Davide Martinenghi
SIGMOD
1998
ACM
140views Database» more  SIGMOD 1998»
15 years 11 months ago
Caching Multidimensional Queries Using Chunks
Caching has been proposed (and implemented) by OLAP systems in order to reduce response times for multidimensional queries. Previous work on such caching has considered table leve...
Prasad Deshpande, Karthikeyan Ramasamy, Amit Shukl...
ICIAR
2007
Springer
16 years 26 days ago
Image Retrieval Using Transaction-Based and SVM-Based Learning in Relevance Feedback Sessions
This paper introduces a composite relevance feedback approach for image retrieval using transaction-based and SVM-based learning. A transaction repository is dynamically constructe...
Xiaojun Qi, Ran Chang
SIGMOD
2010
ACM
255views Database» more  SIGMOD 2010»
15 years 11 months ago
Indexing multi-dimensional data in a cloud system
Providing scalable database services is an essential requirement for extending many existing applications of the Cloud platform. Due to the diversity of applications, database ser...
Jinbao Wang, Sai Wu, Hong Gao, Jianzhong Li, Beng ...
SIGMOD
2004
ACM
199views Database» more  SIGMOD 2004»
16 years 6 months ago
Approximate XML Query Answers
The rapid adoption of XML as the standard for data representation and exchange foreshadows a massive increase in the amounts of XML data collected, maintained, and queried over th...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....